0.0034
6.8071
4.4948
108.875
8.2962
(67,13)
96.7778
0.67
174.2
To round 871 to the nearest 100, we look at the hundreds place, which is 800. The digit in the tens place is 7, which is greater than or equal to 5, so we round up. Therefore, 871 rounded to the nearest 100 is 900.
871 and 871. If they need to be different, 871 and 1742.
871 is in the 9th century.